Blood tests are one of the most widely used and helpful tools in modern medicine. Whether ordered in a clinic or done through an at-home kit, they work by analyzing samples of your blood to uncover ...

This article was originally featured on The Conversation. Your blood serves numerous roles to maintain your health. To carry out these functions, blood contains a multitude of components, including ...

A simple, at-home fingertip blood test shows promise for early Alzheimer’s disease detection, according to a new Europe-wide study. View on euronews ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

Which blood glucose test strips are best? According to the Centers for Disease Control, over 30 million Americans have diabetes and nearly 98 million have prediabetes. Measuring blood glucose levels ...

A potential blood test can distinguish ME/chronic fatigue syndrome with great accuracy, after years of medical uncertainty.

Scientists report that specific RNA patterns in blood may detect Parkinson’s disease early, opening a window for earlier care ...

What if screening for the diseases that cause dementia could start with something as quick as a finger-prick blood test?

Swedish researchers discover a blood test that can detect Parkinson's disease up to 20 years before symptoms appear, offering ...

The blood test that detects nicotine is called a cotinine test. It measures recent tobacco use and exposure. Cotinine is a chemical that comes from the breakdown of nicotine in the body. A blood test ...

Millions of people donate blood each year, saving countless lives. After a donation, plasma and white blood cells are ...